Stefan Westernacher

Person

Kempen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Method for decanting preconditioned ion-exchange resin suspensions
- Patent number 8,133,928
- Issue date Mar 13, 2012
- Bayer MaterialScience AG
- Ernst-Joachim Alps
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for the preparation of high-purity bisphenol A
- Patent number 7,427,694
- Issue date Sep 23, 2008
- Bayer MaterialScience AG
- Ulrich Blaschke
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production of bisphenol-A with reduced sulfur content
- Patent number 7,112,703
- Issue date Sep 26, 2006
- Bayer MaterialScience AG
- Rainer Neumann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Dewatering of circulatory flows in the production of bisphenol A
- Patent number 7,078,573
- Issue date Jul 18, 2006
- Bayer MaterialScience AG
- Rainer Neumann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Extraction of phenol-containing effluent streams
- Patent number 6,972,345
- Issue date Dec 6, 2005
- Bayer MaterialScience AG
- Ulrich Blaschke
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Working up of polymer synthesis solutions
- Patent number 6,716,933
- Issue date Apr 6, 2004
- Bayer Aktiengesellschaft
- Wolfgang Alewelt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
DEVICE AND PROCESS FOR SOLID/LIQUID SEPARATION OF SOLID-LIQUID SUSP...
- Publication number 20120010433
- Publication date Jan 12, 2012
- Bayer MaterialScience AG
- Christian Münnich
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
AVOIDANCE OF SOLIDS DEPOSITS IN DROPLET SEPARATORS BY METERING IN S...
- Publication number 20080306310
- Publication date Dec 11, 2008
- Bayer MaterialScience AG
- Christian MUENNICH
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR DECANTING PRECONDITIONED ION-EXCHANGE RESIN SUSPENSIONS
- Publication number 20080306174
- Publication date Dec 11, 2008
- Bayer MaterialScience AG
- Ernst-Joachim Alps
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Process for the Preparation of High-Purity Bisphenol A
- Publication number 20080108851
- Publication date May 8, 2008
- Bayer MaterialScience AG
- Ulrich Blaschke
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the preparation of high-purity bisphenol A
- Publication number 20070004941
- Publication date Jan 4, 2007
- Ulrich Blaschke
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the preparation of polycarbonate
- Publication number 20060063906
- Publication date Mar 23, 2006
- Ulrich Blaschke
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
EXTRACTION OF PHENOL-CONTAINING EFFLUENT STREAMS
- Publication number 20050240065
- Publication date Oct 27, 2005
- Bayer MaterialScience AG
- Ulrich Blaschke
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Production of bisphenol-A with reduced sulfur content
- Publication number 20050215833
- Publication date Sep 29, 2005
- Rainer Neumann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Production of bisphenol a with reduced isomer formation
- Publication number 20050176918
- Publication date Aug 11, 2005
- Rainer Neumann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Dewatering of circulatory flows in the production of bisphenol A
- Publication number 20050177007
- Publication date Aug 11, 2005
- Bayer MaterialScience AG
- Rainer Neumann
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Catalytic process for preparing bisphenol A
- Publication number 20050177006
- Publication date Aug 11, 2005
- Rainer Neumann
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the separation of residual monomers and oligomers from...
- Publication number 20040116648
- Publication date Jun 17, 2004
- Stefan Westernacher
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for the production of polycarbonate which is damaged to a p...
- Publication number 20040103717
- Publication date Jun 3, 2004
- Stefan Westernacher
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Working up of polymer sysnthesis solutions
- Publication number 20030023030
- Publication date Jan 30, 2003
- Wolfgang Alewelt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Stefan Westernacher

Person

Patents Grantslast 30 patents

Method for decanting preconditioned ion-exchange resin suspensions

Process for the preparation of high-purity bisphenol A

Production of bisphenol-A with reduced sulfur content

Dewatering of circulatory flows in the production of bisphenol A

Extraction of phenol-containing effluent streams

Working up of polymer synthesis solutions

Patents Applicationslast 30 patents

DEVICE AND PROCESS FOR SOLID/LIQUID SEPARATION OF SOLID-LIQUID SUSP...

AVOIDANCE OF SOLIDS DEPOSITS IN DROPLET SEPARATORS BY METERING IN S...

METHOD FOR DECANTING PRECONDITIONED ION-EXCHANGE RESIN SUSPENSIONS

Process for the Preparation of High-Purity Bisphenol A

Process for the preparation of high-purity bisphenol A

Process for the preparation of polycarbonate

EXTRACTION OF PHENOL-CONTAINING EFFLUENT STREAMS

Production of bisphenol-A with reduced sulfur content

Production of bisphenol a with reduced isomer formation

Dewatering of circulatory flows in the production of bisphenol A

Catalytic process for preparing bisphenol A

Process for the separation of residual monomers and oligomers from...

Process for the production of polycarbonate which is damaged to a p...

Working up of polymer sysnthesis solutions